Samsung Captivate, the AT&T version of the powerful Samsung I9000 Galaxy S, will be hitting the stores in US by 18 July. The Samsung i897 Captivate will be the first amongst all Galaxy S to hit the States. The T-Mobile version of Galaxy S, the Samsung Vibrant (a.k.a. Samsung T959 Galaxy S) will release on 21 July, bit later than the Captivate.

The Samsung i897 Captivate has a 4″ Super AMOLED multi-touch capable touchscreen, with 800 x 480 resolution. It will be having a 3.5mm audio slot. The internal memory will be of 16GB and the external microSD slot will be expandable up to 32GB. The RAM in Captivate will be of 512MB. Wi-Fi 802.11 b/g/n with DLNA support will be present. The Bluetooth version will be 3.0 with A2DP support.

The camera on the Captivate is of 5MP resolution. It will not have any flash light support. The video will be recorded in HD(720P) resolution. The secondary camera for video calling will be of VGA resolution. The Captivate will have Android 2.1 at the time of release. Samsung’s proprietary TouchWiz UI over Android 2.1 will come onboard.

The processor inside the Captivate is Samsung’s own Hummingbird processor with a clock speed of 1GHz. Stereo FM radio with RDS support will be present. GPS with aGPS and Digital Compass support will be also present. Divx video playback codec is also supported. It will be available in Black and Grey colors.

The Captivate will cost US $199.99 on a two year contract with AT&T. The T-Mobile’s Samsung Vibrant will cost the same but will hit the stores by 21 July.